The Amlogic Meson GXBB SoCs needs a Secure Monitor call to set the TEST_N
direction, add a special bank to support this pin.
Signed-off-by: Neil Armstrong <narmstr...@baylibre.com>
---
drivers/pinctrl/meson/pinctrl-meson-gxbb.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/pinctrl/meson/pinctrl-meson-gxbb.c
b/drivers/pinctrl/meson/pinctrl-meson-gxbb.c
index 2c97a2e0..c0954be 100644
--- a/drivers/pinctrl/meson/pinctrl-meson-gxbb.c
+++ b/drivers/pinctrl/meson/pinctrl-meson-gxbb.c
@@ -15,6 +15,7 @@
#include <dt-bindings/gpio/meson-gxbb-gpio.h>
#include "pinctrl-meson.h"
#include "pinctrl-meson8-pmx.h"
+#include <linux/firmware/meson/meson_sm.h>
static const struct pinctrl_pin_desc meson_gxbb_periphs_pins[] = {
MESON_PIN(GPIOZ_0),
@@ -823,6 +824,9 @@ static struct meson_bank meson_gxbb_periphs_banks[] = {
static struct meson_bank meson_gxbb_aobus_banks[] = {
/* name first last irq pullen pull dir out
in */
BANK("AO", GPIOAO_0, GPIOAO_13, 0, 13, 0, 0, 0, 16, 0, 0, 0,
16, 1, 0),
+ /* This PIN Direction must be set using a SMC call, so dir reg offset
is the sm call */
+ BANK_SMC("TEST", GPIO_TEST_N, GPIO_TEST_N,
+ -1, -1, 0, 30, 0, 14, SM_TEST_N_DIR,
1, 0, 31, 1, 31),
};
static struct meson_pinctrl_data meson_gxbb_periphs_pinctrl_data = {
--
2.7.4
